Co-HSS Spiral Flute Step Drill Size:M5-30 3 FLUTE Co-HSS Spiral Flute Step Drill Fits 3/8" and 1/2" chuck

Fits 3/8" and 1/2" chuck drills

Ambidextrous with dual sided

Although these drill bits are not recommended for drilling vitrified porcelain

maintenance

these taps can be used in blind holes provided that there is ample clearance beyond the threaded section to accommodate the swarf

Co-HSS Spiral Flute Step Drill Size:M5-30 3 FLUTE Co-HSS Spiral Flute Step Drill Fits 3/8" and 1/2" chuckDual Step replacement tip Exceptionally hard wearing Titanium aluminium nitride (TiAIN) coated, an extremely high performance coating recommended for high tensile materials including stainless steel 3 Spiral Flutes smoother, faster drilling